# `x/oracle` The Oracle module is responsible for collecting off-chain data and verifying its authenticity before submitting it to the blockchain. In this case, the data is associated account balances for Ethereum/Bitcoin derived addresses. ## Concepts ## State Specify and describe structures expected to marshalled into the store, and their keys ### Account State The Account state includes the user's public key, associated wallets, and other identification details. It is stored using the user's DID as the key. ### Credential State The Credential state includes the claims about a subject and is stored using the credential ID as the key. ## State Transitions Standard state transition operations triggered by hooks, messages, etc. ## Messages Specify message structure(s) and expected state machine behaviour(s). ## Begin Block Specify any begin-block operations. ## End Block Specify any end-block operations. ## Hooks Describe available hooks to be called by/from this module. ## Events List and describe event tags used. ## Client List and describe CLI commands and gRPC and REST endpoints. ## Params List all module parameters, their types (in JSON) and identitys. ## Future Improvements Describe future improvements of this module. ## Tests Acceptance tests. ## Appendix Supplementary details referenced elsewhere within the spec. his is a module base generated with [`spawn`](https://github.com/rollchains/spawn). his is a module base generated with [`spawn`](https://github.com/rollchains/spawn).